Kullandığım kod;
$result = add_role(
'ozel-rol', __( 'Admin Type 2' ),
array(
'read' => true,
'edit_posts' => false,
'edit_pages' => false,
'edit_others_posts' => false,
'create_posts' => false,
'manage_categories' => false,
'publish_posts' => false,
'edit_themes' => false,
'install_plugins' => false,
'update_plugin' => false,
'update_core' => false
)
);